/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.iotdb.jdbc;

import org.apache.thrift.transport.TTransportException;
import org.osgi.service.component.annotations.Component;

import java.sql.*;
import java.util.Properties;
import java.util.logging.Logger;
import java.util.regex.Pattern;

@Component(service = java.sql.Driver.class, immediate = true)
public class IoTDBDriver implements Driver {
    private static final org.slf4j.Logger logger =
            org.slf4j.LoggerFactory.getLogger(IoTDBDriver.class);
    /**
     * Is this driver JDBC compliant.
     */
    private static final boolean TSFILE_JDBC_COMPLIANT = false;

    static {
        try {
            DriverManager.registerDriver(new IoTDBDriver());
        } catch (SQLException e) {
            logger.error("Error occurs when registering TsFile driver", e);
        }
    }

    private final String TSFILE_URL_PREFIX = Config.IOTDB_URL_PREFIX + ".*";

    public IoTDBDriver() {
        // This is a constructor.
    }

    @Override
    public boolean acceptsURL(String url) {
        return Pattern.matches(TSFILE_URL_PREFIX, url);
    }

    @Override
    public Connection connect(String url, Properties info) throws SQLException {
        try {
            return acceptsURL(url) ? new IoTDBConnection(url, info) : null;
        } catch (TTransportException e) {
            throw new SQLException(
                    "Connection Error, please check whether the network is available or the server"
                            + " has started.",
                    e);
        }
    }

    @Override
    public int getMajorVersion() {
        // TODO Auto-generated method stub
        return 0;
    }

    @Override
    public int getMinorVersion() {
        // TODO Auto-generated method stub
        return 0;
    }

    @Override
    public Logger getParentLogger() throws SQLFeatureNotSupportedException {
        throw new SQLFeatureNotSupportedException("Method not supported");
    }

    @Override
    public DriverPropertyInfo[] getPropertyInfo(String url, Properties info) {
        // TODO Auto-generated method stub
        return new DriverPropertyInfo[0];
    }

    @Override
    public boolean jdbcCompliant() {
        return TSFILE_JDBC_COMPLIANT;
    }
}
